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Designed for people suffering from Asthma, Eczema and other dust-related allergies, our Prima Care Waterproof Allergy Relief Bedding by Salk is a Vinyl Waterproof Mattress Protector is an effective solution to combating dust mites and the allergens they carry. This Allergy Relief Bedding is a Vinyl Waterproof Mattress Protector. The result is a healthy and restful night's sleep for the whole family. Comes in sizes Twin through King.